function EmailValidates(FormName,ElemName)
{
var EmailOk  = true
var Temp     = document.forms[FormName].elements[ElemName]
var AtSym    = Temp.value.indexOf('@')
var Period   = Temp.value.lastIndexOf('.')
var Space    = Temp.value.indexOf(' ')
var Length   = Temp.value.length - 1   

if ((AtSym < 1) ||                     
    (Period <= AtSym+1) ||            
    (Period == Length ) ||             
    (Space  != -1))                    
   {  
      EmailOk = false
      Temp.focus()
   }
return EmailOk
}


function submitSubscription() 
{
var formOK  = true; 
var EmailEntered = true;
var strMessage = ""
   
    if (document.frmSubscribe.email.value=="")
        {
            strMessage = strMessage + 'You have not supplied an email address \n';
            EmailEntered=false
            formOK = false;
        }
    if (EmailEntered==true){
        if (EmailValidates("frmSubscribe","email")==false) 
            {   formOK = false;
                strMessage = strMessage + 'Your email address is not valid\n';
            }
    }
   	if (formOK == false)
   	{
   		alert(strMessage);
   		return false;
   	}
   //	document.frmSubscribe.submit();
   	return true;
}




function submitComments() 
{
var formOK  = true; 
var EmailEntered = true;
var strMessage = "Please correct the following details: \n"
    if (document.frmPostComment.who.value=="")
        {
            strMessage = strMessage + 'Your name or alias is missing \n';
            formOK = false;
        }

    if (document.frmPostComment.comments.value=="")
        {
            strMessage = strMessage + 'You have not entered any comments \n';
            formOK = false;
        }

    if (document.frmPostComment.email.value=="")
        {
            strMessage = strMessage + 'You have not supplied an email address \n';
            EmailEntered=false
            formOK = false;
        }
    if (EmailEntered==true){
        if (EmailValidates("frmPostComment","email")==false) 
            {   formOK = false;
                strMessage = strMessage + 'Your email address is not valid\n';
            }
	}
	if (formOK == false)
	{
		alert(strMessage);
		return false;
	}

	//document.frmPostComment.submit();
	return true;
}